theoreis and practices of digitextuality

1"The Poetics of augmented space"
virtual space vs augmented space A typical VR system presents a user with a virtual space that has nothing to do with the immediate physical space of the usuer; in contrast, a typical AR system adds the information directly related to this immediate physical space. but we don't necessaily have to think of immersion into the virtual and augumentation of the physical as the opposites.

p76 if video and other types of surveillance technologies translate the physical space and its dwellers into data, cellspace technologies work in the opposite direction:delivering data to mobile-space dwellers. cellspace is physical space filled with data that can be retrieved by a user using a personal communication device.